Ergonomic bottle cap



FIG. 1 is a top plan view of an ergonomic bottle cap showing a first embodiment of my new design;

FIG. 2 is a top perspective view of the ergonomic bottle cap as shown in FIG. 1;

FIG. 3 is a front elevation view of the ergonomic bottle cap as shown in FIG. 1, the rear elevation view being a mirror image thereof; and,

FIG. 5 is a left-side elevation view of the ergonomic bottle cap as shown in FIG. 1, the right-side elevation view being a mirror image thereof. 

CLAIM I claim the ornamental design for an ergonomic bottle cap, as shown and described. 